abidance vs formality

abidance and formality both are nouns.

Word	Noun	Adjective	Verb	Adverb
abidance	Yes	No	No	No
formality	Yes	No	No	No

As nouns, formality is a hyponym of abidance; that is, formality is a word with a more specific, narrower meaning than abidance:

Other hyponyms of abidance include line, honoring, honouring, observance, keeping.

abidance (noun)	formality (noun)
the act of abiding (enduring without yielding)	compliance with formal rules
the act of dwelling in a place	a manner that strictly observes all forms and ceremonies
acting according to certain accepted standards	a requirement of etiquette or custom